html,body,div,span,applet,object,iframe,
h1,h2,h3,h4,h5,h6,p,blockquote,pre,
a, abbr,acronym,address,big,cite,code,del, dfn,em,img, ins,
kbd,q,s,samp,
small,strike,strong,sub,sup,tt,var,b,u,i,
center,dl,dt,dd,ol,ul,li,fieldset,form,canvas,details,
embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,
audio,video{
    margin: 0;
    padding: 0;
    border: 0;
    font:inherit;
    vertical-align: baseline;
}
article,aside,details,figcaption,figure,
footer,header,hgroup,menu,nav,section{
    display: block;
}
body{
    line-height: 1;

}
ul,ol{
    list-style: none;
}
blockquote,q{
    quotes: none;
}
blockquote:before,blockquote:after,q:before,q:after{
    content: '';
    content: none;
}
table{
    border-collapse: collapse;
    border-spacing: 0;
}




                                 /*公共的样式表 */
.clearfix::before,
.clearfix::after{
    content: '';
    display: table;
    clear: both;
}
/* 去除a的下划线 */
a{
    text-decoration: none;
    color: #333;
}
body{
    color: #333;
    min-width: 1226px;
    font: 14px/1.5 Helvetica Neue,Helvetica,Arial,Microsoft Yahei,Hiragino Sans GB,Heiti SC,WenQuanYi Micro Hei,sans-serif;
}
/* 设置一个类，用来表示中间容器的宽度 */
.w{
    width: 1226px;
    /* 设置容器剧中 */
    margin: 0 auto;
    /* 固定容器的宽度 */
  
}